As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEAR DISAGREE ON APPROACH WITH NOSE NOT SHOWING DOWN AND LOCKED, EMERGENCY DECLARED, QRH FOLLOWED WITH UNEVENTFUL LANDING. COMPLIED WITH PINNACLE AIRLINES TROUBLESHOOTING PA (PROJECT AUTHORIZATION) AND PERFORMED GEAR SWINGS PER BOMBARDIER AMM 32-30-00 WITH NO DEFECTS NOTED. (S)